Go travelling http://www.folfg.com/cash-in-advance-letter/ earn easy cash  Talgat Musabayev, head of Kazakhstan's space agency Kazcosmos, said nitric oxide - a product of burning heptyl - was much less toxic for humans. He said it was raining in the area, so toxic clouds would probably not reach the town of Baikonur some 60 km (38 miles) away.